19400+2712 COU 822

Coord 2000	19400+2712		Discov num	COU 822		Comp			Coord arcsec 2000	19 40 02.92 +27 11 59.9
Date first	1972		Date last	2011		Obs	10
Pa first	143		Pa last	178		P.A. Now (θ)	178°
Sep first	0.2		Sep last	0.3		Sep. Now (ρ)	0.3"
Mag pri	8.80		Mag sec	8.80		delta mag (ΔM)	0		Spectral class	A0 (white)
Pri motion ra	+012		Sec motion ra
Pri motion dec	+004		Sec motion dec
Notes

Nature of this double is uncertain.

Precise pa	178.2		Precise sep	0.27		Constellation	Vulpecula		SAO	87533
Tycho2	2146-00185-1		Gaia DR2	61655081856		HD	185819

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19400+2712	COU 822		1996	8	141	0.2	8.80	8.80	A0		194002.92+271159.9
19400+2712	COU 822		2007	9	144	0.2	8.80	8.80	A0		194002.92+271159.9
19400+2712	COU 822		2011	10	178	0.3	8.80	8.80	A0		194002.92+271159.9

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